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Table 3 Msp-1 block 2 allelic type frequencies and multiplicity of infection of P. falciparum isolates from different study sites in Mauritania

From: Polymorphism of the merozoite surface protein-1 block 2 region in Plasmodium falciparum isolates from Mauritania

Allelic type Kobeni Tintane Aïoun Nouakchott Total
n (%) n (%) n (%) n (%) n (%)
K1 4(11.1) 6(15.4) 1(5.0) 1(5.5) 12(10.6)
Mad20 1(2.8) 0 1(5.0) 1(5.5) 3(2.6)
Ro33 0 2(5.1) 0 3(16.7) 5(4.4)
K1/Mad20 7(19.4) 10(25.6) 6(30.0) 1(5.5) 24(21.2)
K1/Ro33 9(25.0) 4(10.2) 0 6(32.3) 19(16.8)
Mad20/Ro33 2(5.5) 0 0 1(5.5) 3(2.6)
K1/Mad20/Ro33 13(36.1) 17(43.6) 12(60.0) 5(27.8) 47(41.6)
Total 36(100.0) 39(100.0) 20(100.0) 18(100.0) 113(100.0)
Total K1 33(91.6) 37(94.9) 19(90.0) 13(72.2) 102(90.0)
Total Mad20 23(63.8) 27(69.2) 19(90.0) 7(38.8) 77(68.1)
Total Ro33 24(66.6) 23(58.9) 12(60.0) 15(83.3) 74(65.5)
Multiclonal isolates 31(86.1) 31(79.5) 18(90.0) 13(72.2) 93(82.3)
MOI 3.1 3.2 4.3 2.3 3.2
  1. n: number of individuals; MOI: multiplicity of infection.